network: Configure device names from /var/ipfire/ethernet/settings

Instead of creating a copy of the configuration values and
for better extensibility, we will have udev execute a script
that parses /var/ipfire/ethernet/settings and will return the
correct name of the corresponding device (green0, blue0, ...).

lfs/initscripts

@@ -176,6 +176,7 @@ $(TARGET) :
 	ln -sf ../init.d/firstsetup  /etc/rc.d/rcsysinit.d/S75firstsetup
 	ln -sf ../init.d/localnet    /etc/rc.d/rcsysinit.d/S80localnet
 	ln -sf ../init.d/firewall    /etc/rc.d/rcsysinit.d/S85firewall
+	ln -sf ../init.d/network-trigger /etc/rc.d/rcsysinit.d/S90network-trigger
 	ln -sf ../init.d/network-vlans /etc/rc.d/rcsysinit.d/S91network-vlans
 	ln -sf ../init.d/rngd        /etc/rc.d/rcsysinit.d/S92rngd
 	ln -sf ../init.d/wlanclient  /etc/rc.d/rc0.d/K82wlanclient

lfs/udev

@@ -93,9 +93,6 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
 	rm -f /lib/udev/rules.d/75-persistent-net-generator.rules
 	rm -f /lib/udev/rules.d/80-net-name-slot.rules
 
-	# Create rule file for the setup
-	touch /etc/udev/rules.d/30-persistent-network.rules
-
 	# Blacklist some modules
 	cp -vf $(DIR_SRC)/config/udev/blacklist.conf /etc/modprobe.d/blacklist.conf
 
@@ -107,6 +104,12 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
 	install -v -m 644 $(DIR_SRC)/config/udev/25-alsa.rules \
 		/lib/udev/rules.d
 
+	# Install network rules.
+	install -v -m 755 $(DIR_SRC)/config/udev/network-hotplug-rename \
+		/lib/udev/network-hotplug-rename
+	install -v -m 644 $(DIR_SRC)/config/udev/60-net.rules \
+		/lib/udev/rules.d
+
 	# Install hwrng rules.
 	install -v -m 644 $(DIR_SRC)/config/udev/90-hwrng.rules \
 		/lib/udev/rules.d